n = 4
m = 2 

A = [
 0.95  0.16  0.12  0.01;
-0.12  0.98 -0.11 -0.03;
-0.16  0.02  0.98  0.03;
-0.    0.02 -0.04  1.03;
]

B = [
 0.8  0. ;
 0.1  0.2;
 0.   0.8;
-0.2  0.1;
]

x_init = [1; 1; 1; 1]

T = 100
